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Let O be the origin and let A(-8,3) be a...

Let O be the origin and let A(-8,3) be a point in xy plane. Express `vec(OA)` in terms of vector `vechati`and `hatj`, Also, find `|vec(OA)|`

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To solve the problem, we need to express the vector \(\vec{OA}\) in terms of the unit vectors \(\hat{i}\) and \(\hat{j}\), and then find its magnitude \(|\vec{OA}|\). ### Step-by-Step Solution: 1. **Identify the points**: - The origin \(O\) has coordinates \((0, 0)\). - The point \(A\) has coordinates \((-8, 3)\). ...
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